chromium/third_party/dawn/src/dawn/common/Ref.h

// Copyright 2023 The Dawn & Tint Authors
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#ifndef SRC_DAWN_COMMON_REF_H_
#define SRC_DAWN_COMMON_REF_H_

#include <mutex>
#include <utility>

#include "dawn/common/RefBase.h"
#include "dawn/common/RefCounted.h"

namespace dawn {

template <typename T>
class WeakRef;

namespace detail {

class WeakRefSupportBase;

template <typename T>
struct RefCountedTraits { … };

}  // namespace detail

template <typename T>
class Ref : public RefBase<T*, detail::RefCountedTraits<T>> { … };

template <typename T>
Ref<T> AcquireRef(T* pointee) { … }

template <typename T>
struct UnwrapRef { … };
UnwrapRef<Ref<T>>;

template <typename T>
struct IsRef { … };
IsRef<Ref<T>>;

template <typename T, typename H>
H AbslHashValue(H h, const Ref<T>& v) { … }

}  // namespace dawn

#endif  // SRC_DAWN_COMMON_REF_H_